<template>
	<view>
		<!--轮播图-->
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
			<swiper-item v-for="(item,i) in swiperList" :key="i">
				<navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
					<image :src="item.image_src"></image>
				</navigator>
			</swiper-item>
		</swiper>
		
		<!--分类导航-->
		<view class="nav-list">
			<view class="nav-item" v-for="(item,i) in navList" :key="i" @click="navClickHandler(item)">
				<image :src="item.image_src" class="nav-img"></image>
			</view>
		</view>
		
		<!--楼层-->
		<!--楼层的容器-->
		<view class="floor-list">
			<!--每一个楼层的item项-->
			<view class="floor-item"  v-for="(item,i) in floorList" :key="i">
				<!--楼层的标题-->
				<image :src="item.floor_title.image_src" class="floor-title"></image>
				<!--楼层的图片区域-->
				<view class="floor-img-box">
					<!--左侧大图片的盒子-->
					<navigator class="left-img-box" :url="item.product_list[0].url">
						<image :src="item.product_list[0].image_src" 
						:style="{width:item.product_list[0].image_width + 'rpx'}"
						mode="widthFix"></image>
					</navigator>
					<!--右侧4个小图片的盒子-->
					<view class="right-img-box">
						<navigator class="right-img-item" v-for="(item2,i2) in item.product_list" :key="i2"
						v-if="i2 !== 0" :url="item2.url">
							<image :src="item2.image_src"
							:style="{width:item2.image_width + 'rpx'}"
							mode="widthFix"></image>
						</navigator>
					</view>
				</view>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				//轮播图数据列表
				swiperList: [],
				//分类导航数据列表
				navList: [],
				//楼层数据列表
				floorList:[]
			};
		},
		onLoad() {
			//调用方法，获取轮播图数据
			this.getSwiperList()
			//调用方法,获取分类导航数据
			this.getNavList()
			//调用方法,获取楼层数据
			this.getFloorList()
		},
		methods: {
			async getSwiperList() {
				const {data:res} = await uni.$http.get('/api/public/v1/home/swiperdata')
			    // console.log(res)
				//请求失败
				if(res.meta.status !== 200) return uni.$showMsg()
				//成功
				this.swiperList = res.message
			},
			
			async getNavList() {
				const {data:res} = await uni.$http.get('/api/public/v1/home/catitems')
			    // console.log(res)
				//请求失败
				if(res.meta.status !== 200) return uni.$showMsg()
				//成功
				this.navList = res.message
			},
			
			navClickHandler(item) {
				console.log(item)
				if(item.name === '分类') {
					uni.switchTab({
						url: '/pages/cate/cate'
					})
				}
			},
			
			async getFloorList() {
				const {data:res} = await uni.$http.get('/api/public/v1/home/floordata')
			    // console.log(res)
				//请求失败
				if(res.meta.status !== 200) return uni.$showMsg()
				
				//对数据进行处理
				res.message.forEach(floor => {
					floor.product_list.forEach(prod => {
						prod.url = '/subpkg/goods_list/goods_list?' 
						+ prod.navigator_url.split('?')[1]
					})
				})
				
				//成功
				this.floorList = res.message
			},
		}
	}
</script>

<style lang="scss">
	swiper {
		height: 330rpx;
		.swiper-item,
		image {
			width: 100%;
			height: 100%;
		}
	}
	
	.nav-list {
		display: flex;
		justify-content: space-around;
		margin: 15px 0;
		
		.nav-img {
			width: 128rpx;
			height: 140rpx;
		}
	}
	
	.floor-title {
		width: 100%;
		height: 60rpx;
	}
	.right-img-box{
		display: flex;
		flex-wrap: wrap;//可以换行
		justify-content: space-around;//以相等的间距放置
	}
	.floor-img-box{
		display: flex;
		padding-left: 10rpx;
	}
</style>
